Calibration of phase field parameters demonstrated on kinetics of a shrinking single grain
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In: Philosophical magazine : Letters, Vol. 97.2017, No. 3, 08.02.2017, p. 92-100.
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TY - JOUR
T1 - Calibration of phase field parameters demonstrated on kinetics of a shrinking single grain
AU - Fischer, Franz-Dieter
AU - Zickler, Gerald
AU - Svoboda, Jiri
PY - 2017/2/8
Y1 - 2017/2/8
N2 - The phase field method is frequently employed to simulate evolution of rather complex microstructures. In order to accurately describe the real kinetics of a specific material system, the phase field parameters must be calibrated to standard thermodynamic quantities such as interface mobilities or interface energies. This letter presents a convenient method, based on thermodynamic modelling of shrinking of a single grain embedded in single crystal (matrix), how to calibrate the phase field parameters. It also shows, how the required thermodynamic quantities can be met by proper rescaling of a phase field simulation carried out for given phase field parameters.
AB - The phase field method is frequently employed to simulate evolution of rather complex microstructures. In order to accurately describe the real kinetics of a specific material system, the phase field parameters must be calibrated to standard thermodynamic quantities such as interface mobilities or interface energies. This letter presents a convenient method, based on thermodynamic modelling of shrinking of a single grain embedded in single crystal (matrix), how to calibrate the phase field parameters. It also shows, how the required thermodynamic quantities can be met by proper rescaling of a phase field simulation carried out for given phase field parameters.
U2 - 10.1080/09500839.2017.1287440
DO - 10.1080/09500839.2017.1287440
M3 - Article
VL - 97.2017
SP - 92
EP - 100
JO - Philosophical magazine : Letters
JF - Philosophical magazine : Letters
SN - 0950-0839
IS - 3
ER -